- Made the Agentic UI the default experience for new users, removed its feature flag, and added a Beta menu to the sidebar #4389, #4485
- Agentic UI: Reworked the new-user onboarding with a first-run orientation guide and a "What's New" view #4413, #4331, #4414, #4501
- Agentic UI: Rebuilt the site preview with a new address bar and omnibox, live page and post search, responsive preview modes, and a full preview panel with Desktop + Mobile comparison #4366, #4367, #4373, #4368, #4423, #4364, #4527
- Agentic UI: Brought over the remaining site workflows from the classic UI — the site overview, backup import, Open in actions, connecting a WordPress.com site, selective sync, and cancelling an in-flight push or pull #4470, #4473, #4500, #4469, #4365, #4307, #4305, #4377, #4510, #4522, #4461, #4350
- Agentic UI: Added multi-note annotation sessions and support for your own Anthropic API key, selectable per conversation from the model menu #4521, #4460, #4455, #4503, #4550
- Agentic UI: Polished chat, settings and the create-site flow, improved RTL and reduced-transparency support, and fixed a range of preview, layout and interaction issues #4328, #4509, #4459, #4530, #4408, #4291, #4339, #4497, #4354, #4433, #4391, #4528, #4341, #4499, #4388, #4442, #4370, #4505, #4519, #4329, #4337, #4335, #4359, #4520, #4334, #4338, #4380, #4498, #4362, #4443, #4421, #4453, #4332, #4361
- Studio Code: Replaced Opus 4.8 with Opus 5, surfaced the payment-method requirement before the first prompt, and showed a clear notice when AI is disabled or the account is blocked #4342, #4422, #4386, #4463, #4493
- Studio Code: Fixed a 400 error when using a direct Anthropic API key, validated the key in the api-key and provider CLI commands, and sent a custom user agent on AI requests #4480, #4504, #4437
- Improved analytics across the app #4162, #4532, #4464, #4490, #4482, #4434, #4506, #4457, #4420, #4395, #4418, #4358
- Made site startup and creation more resilient: a site with a fatal PHP error now starts and shows the error, a failed Blueprint reports the real reason instead of the PHP exit code, and a failed creation no longer leaves a ghost site behind #4246, #4487, #4489
- Fixed sites getting into a broken state when two operations ran at once, such as starting a site while it was still stopping #4406
- Fixed a stuck Start/Stop indicator and the inverted play/pause glyphs on the site status toggle #4253, #4374
- Fixed site URLs not updating on native PHP imports and an ENAMETOOLONG error from open_basedir, raised max_execution_time, and dropped Blueprint features the native runner cannot accept #4454, #4432, #4274, #4488
- Added Spotlight keywords for improved discoverability, and dropped the restart popup when an update is ready #3255, #4405
- Updated the bundled PHP binaries and the SQLite database integration to v3.0.0-rc.8 #4438, #4440, #4439, #4436, #4417
- Updated multiple dependencies, including WP Playground, Electron and the pi (agent) packages, resolving several security alerts #4230, #4327, #4357, #4383, #4384, #4428, #4416
- Misc and maintenance improvements #4456, #4375, #4431, #4491, #4313, #4379, #4378, #4340, #4394, #4393, #4372, #4399, #4419, #4290, #4472, #4336, #4492, #4481, #4507, #4512, #4396, #4330, #4324, #4371
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The latest version is always available on the WordPress Studio site.